Watch a replay of the Delta 4 NROL-47 launch

With the Space Launch System’s inaugural test flight now officially delayed to November 2021, NASA says work halted by the coronavirus pandemic will resume within weeks to prepare for the first test-firing of the SLS core stage at the Stennis Space Center in Mississippi.

Nine small Chinese satellites, including a technology experiment to test out ways to capture space debris, rode a Long March 6 rocket into orbit April 27 on a rideshare mission managed by China Great Wall Industry Corp., the government-owned enterprise charged with selling Chinese launch services on the commercial market.

Engineers plan to test small modifications to a payload shroud on a European Ariane 5 rocket launch Friday from French Guiana, gathering data on changes introduced to meet stringent criteria for the launch of the $10 billion James Webb Space Telescope in late 2021.